MEDIUM
RRC Group D CBT
IMPORTANT
Earn 100

If xn occurs in the expansion of x+1xn then it’s coefficient must be

50% studentsanswered this correctly

Important Questions on Binomial Theorem

MEDIUM
RRC Group D CBT
IMPORTANT
RRB Indian Railway Group 'D' Recruitment - General Mathematics>Chapter 6 - Binomial Theorem>Exercise 1>Q 24
Six boys and six girls are seated in a row randomly. What is the probability that the boys and girls sit alternately?
EASY
RRC Group D CBT
IMPORTANT
RRB Indian Railway Group 'D' Recruitment - General Mathematics>Chapter 6 - Binomial Theorem>Exercise 1>Q 25
If  C3r15=15Cr+3 then r =?
MEDIUM
RRC Group D CBT
IMPORTANT
RRB Indian Railway Group 'D' Recruitment - General Mathematics>Chapter 6 - Binomial Theorem>Exercise 1>Q 27
How many even numbers can be formed using all the digits 2, 3, 4, 5, 6?
MEDIUM
RRC Group D CBT
IMPORTANT
RRB Indian Railway Group 'D' Recruitment - General Mathematics>Chapter 6 - Binomial Theorem>Exercise 1>Q 28
There are three copies of each of 4 different books. In how many ways can they be arranged in a shelf?
MEDIUM
RRC Group D CBT
IMPORTANT
RRB Indian Railway Group 'D' Recruitment - General Mathematics>Chapter 6 - Binomial Theorem>Exercise 1>Q 37
If nP4 =24.nC5 then the value of n is?
MEDIUM
RRC Group D CBT
IMPORTANT
RRB Indian Railway Group 'D' Recruitment - General Mathematics>Chapter 6 - Binomial Theorem>Exercise 1>Q 38
In the expansion of x - 3x2n, the term independent of x is?
MEDIUM
RRC Group D CBT
IMPORTANT
RRB Indian Railway Group 'D' Recruitment - General Mathematics>Chapter 6 - Binomial Theorem>Exercise 1>Q 39
How many nine-digit numbers can be formed using the digits 2, 2, 3, 3, 5, 5, 8, 8, 8 so that the odd digits occupy even position?
MEDIUM
RRC Group D CBT
IMPORTANT
RRB Indian Railway Group 'D' Recruitment - General Mathematics>Chapter 6 - Binomial Theorem>Exercise 1>Q 41
The number of words that can be formed out of the letters of the word “ARTICLE” so that vowels occupy even places is?